topic checking for null in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/checking-for-null/m-p/228014#M181144 <HTML><HEAD></HEAD><BODY><SPAN>Hi All,</SPAN><BR /><BR /><SPAN>I have what I consider to be a very simple workflow.&nbsp; It has a task called validSignOff which allows a user to enter metadata for an Approvers name.&nbsp;&nbsp; From there there is an Approve or Reject path.&nbsp; If the user selects the approve path&nbsp; a decision node checks if the metadate fields have been filled in. </SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE>&lt;decision name="signoffreceived"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;transition to="endreview"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;condition&gt;#{validwf_validapprover != 0}&lt;/condition&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/transition&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;transition to="validsignoff" name="incompletesignoff"&gt;&lt;/transition&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;/decision&gt;<SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><SPAN> </SPAN><BR /><BR /><SPAN>However, the code validwf_validid.length != 0 returns true even if I have not put any value into the matadata field via the task.&nbsp; So how do I check if the user has entered a value ?</SPAN><BR /><SPAN>(note have also tried validwf_validapprover != null).</SPAN><BR /><BR /><SPAN>Regards</SPAN><BR /><BR /><SPAN>Brian</SPAN></BODY></HTML> Fri, 05 Jun 2009 07:28:48 GMT boneill 2009-06-05T07:28:48Z checking for null https://connect.hyland.com/t5/alfresco-archive/checking-for-null/m-p/228014#M181144 Hi All,I have what I consider to be a very simple workflow.&nbsp; It has a task called validSignOff which allows a user to enter metadata for an Approvers name.&nbsp;&nbsp; From there there is an Approve or Reject path.&nbsp; If the user selects the approve path&nbsp; a decision node checks if the metadate fields have been Fri, 05 Jun 2009 07:28:48 GMT https://connect.hyland.com/t5/alfresco-archive/checking-for-null/m-p/228014#M181144 boneill 2009-06-05T07:28:48Z Re: checking for null https://connect.hyland.com/t5/alfresco-archive/checking-for-null/m-p/228015#M181145 <HTML><HEAD></HEAD><BODY><SPAN>I've found that using&nbsp;&nbsp; property != void&nbsp;&nbsp;&nbsp;&nbsp; will work for most cases.</SPAN><BR /><BR /><SPAN>There is an example in your OOB "Review &amp; Approve" Workflow for the DM side on lines 22-23 (classpath://WEB-INF/classes/alfresco/workflow/review_processdefinition.xml)</SPAN></BODY></HTML> Tue, 16 Jun 2009 20:28:03 GMT https://connect.hyland.com/t5/alfresco-archive/checking-for-null/m-p/228015#M181145 sethatrothbury 2009-06-16T20:28:03Z